General Motors's Active Fuel Management (AFM) technology utilizes hydraulic valves, solenoids, and advanced software to shut down half of the cylinders in a V8 or V6 engine to save fuel.

Read more: The 15 Most Reliable SUVs Of All Time, Ranked An AFM disabler is an electronic device that plugs conveniently into ...

In an effort to help meet more restrictive emissions standards, GM launched a technology in ... with many products available that claim to be able to disable AFM and how-to instructional ...

Exactly two years ago on May 18th, Chevrolet published a press release about how the 2019 Silverado "leads the industry with Dynamic Fuel Management." The problem with it, however, is that many ...

Nearly all 2005-and-later GM LS Gen IV cylinder blocks include ... at the most basic level there is the AFM disabler, an electronic device that plugs into the OBD II diagnostic port under the ...

Not everyone likes the driving experience that comes with Dynamic Fuel Management (DFM) or Active Fuel Management (AFM). Some drivers ... entirely in their newer GM vehicles, like the newest ...

It will be interesting to see if GM will includes its best fuel-efficiency technology (AFM-plus?) on one specific model or make it all available across the new lineup. But we do know that the ...

General Motors is starting to build light-duty Chevy Silverado 1500 and GMC Sierra 1500 pickup trucks without Active Fuel Management (AFM) and Dynamic Fuel Management (DFM) technologies as a ...

Excellent and reliable, only thing buyers have to do is buy a AFM disabler that you can stick ... it’s absolutely gorgeous I previously had a GMC Yukon loved it so much I had to have another ...